Best free Microsoft Security Copilot alternatives

Looking for a free alternative to Microsoft Security Copilot? Here are 9 security & it operations worth trying — 8 with a free tier. Microsoft Security Copilot itself is paid.

ToolMicrosoft Security Copilot (you searched)Magika (Google)StrixSnyk
Pricingfreefreefreemium
Best forAI copilot for security operationsDeep-learning file-content type detection across 200+ typesOpen-source autonomous agents that probe apps and validate vulnerabilities with proof-of-concept exploitsAI-powered code and dependency security
VisitOpen ↗Open ↗Open ↗Open ↗

Microsoft Security Copilot alternatives — straight answers

What is the best free alternative to Microsoft Security Copilot?

Magika (Google) is the closest free alternative to Microsoft Security Copilot: same Security & IT Operations sub-category, and it is free. Deep-learning file-content type detection across 200+ types

Are there free Microsoft Security Copilot alternatives?

Yes — 8 of the 9 alternatives listed here are free or freemium: Magika (Google), Strix, Snyk, Socket, Aikido Security. The other 1 are trial or paid.

Is Microsoft Security Copilot free?

Microsoft Security Copilot is paid. That is why this page exists: the free and freemium options are listed first below.

How were these Microsoft Security Copilot alternatives chosen?

They are the other tools in Security & IT Operations, then the rest of Industry-Specific Tools, ordered free tiers first and capped at 9. There is no sponsorship and no paid placement in that ordering — only the pricing tier decides.

All Microsoft Security Copilot alternatives

Browse Security & IT Operations →

Magika (Google)

Security & IT Operations
freeNew

✦ WhyA Microsoft Security Copilot alternative — Deep-learning file-content type detection across 200+ types.

  • Deep-learning file-content type detection across 200+ types
  • Millisecond inference on CPU
  • CLI, Python, JS and Rust bindings
  • Used inside Gmail and VirusTotal pipelines

Strix

Security & IT Operations
freeNew

✦ WhyA Microsoft Security Copilot alternative — Open-source autonomous agents that probe apps and validate vulnerabilities with proof-of-concept exploits.

  • Open-source autonomous agents that probe apps and validate vulnerabilities with proof-of-concept exploits
  • Runs locally with any LLM provider
  • Apache-2.0

Snyk

Security & IT Operations
freemium

✦ WhyA Microsoft Security Copilot alternative — AI-powered code and dependency security.

  • AI-powered code and dependency security
  • Fixes vulnerabilities in your PRs
  • Secures AI-generated code
  • Free developer tier

Socket

Security & IT Operations
freemium

✦ WhyA Microsoft Security Copilot alternative — Detects compromised packages via behavioral analysis (network calls, install scripts) rather than just CVE matching.

  • Detects compromised packages via behavioral analysis (network calls, install scripts) rather than just CVE matching
  • Always free for open-source projects, unlimited devs/repos on a monthly scan cap
  • Blocks malicious dependencies automatically at install time

Aikido Security

Security & IT Operations
freemium

✦ WhyA Microsoft Security Copilot alternative — All-in-one AppSec: SAST, dependency scanning, secrets detection, cloud/IaC scanning in one platform.

  • All-in-one AppSec: SAST, dependency scanning, secrets detection, cloud/IaC scanning in one platform
  • Free plan covers 2 users, 10 repos, core scanners, no card required
  • AI Pentesting simulates real-world attacks trained on real exploits

PentestGPT

Security & IT Operations
freeNew

✦ WhyA Microsoft Security Copilot alternative — Agentic framework automating penetration-testing and CTF tasks with LLMs.

  • Agentic framework automating penetration-testing and CTF tasks with LLMs
  • Academic (USENIX Security) origins, MIT licensed
  • Bring your own model or API key

Nuclei

Security & IT Operations
freeNew

✦ WhyA Microsoft Security Copilot alternative — Template-based vulnerability scanner with thousands of community templates.

  • Template-based vulnerability scanner with thousands of community templates
  • AI-assisted template generation from natural-language prompts in the ProjectDiscovery ecosystem
  • MIT licensed

garak (NVIDIA)

Security & IT Operations
freeNew

✦ WhyA Microsoft Security Copilot alternative — Open-source scanner probing LLMs for prompt injection, jailbreaks, leakage and toxicity.

  • Open-source scanner probing LLMs for prompt injection, jailbreaks, leakage and toxicity
  • Plugs into Hugging Face, OpenAI-compatible and local models
  • Apache-2.0

CrowdStrike Charlotte AI

Security & IT Operations

✦ WhyA Microsoft Security Copilot alternative — Agentic SOC analyst on the Falcon platform.

  • Agentic SOC analyst on the Falcon platform
  • Autonomous triage and detection
  • Natural-language threat questions
  • Enterprise pricing

Microsoft Security Copilot head-to-head